- Early-bird: Until September 9, 2021*
- Advance: September 10 - September 30, 2021*
- Late: After September 30, 2021
* Rates will change on the cutoff date at 11:59 p.m. U.S. Eastern time.
New this year, there will be no on-site registration signup in Chicago. However, online registration will be open and available throughout the meeting at the late registration rates. Attendees who plan to attend the in-person meeting and have not registered in advance should register online before arriving to McCormick Place West. Once you have registered online, you will be able to pick up your meeting badge and registration materials in the registration area, located outside Halls F1 and F2 at McCormick Place West.
ASTRO is offering a variety of packages for you to participate in this year’s Annual Meeting in Chicago. View the details each option provides.
View the ASTRO 2021 Annual Meeting registration policies for cancellation, ticketed events, check payments and visas.
See details on important policies and cancellation information for ASTRO 2021.
Interested in attending one of ASTRO's ticketed events? Learn more about these events and the fees associated with each.